Reciprocal of irrational numbers Whiteboard exercise Play

Rectangles Student activity Play

Root of any order as a power Whiteboard exercise Play

Root of any order as a power Student activity Play

Roots and the index law for the power of a power Animation Play

Roots as powers Whiteboard exercise Play

Roots as powers Student activity Play

Roots of roots – finding true equations Whiteboard exercise Play

Roots of roots – more examples of true or false equations Whiteboard exercise Play

Rounding decimals Whiteboard exercise Play

Rounding decimals to 0.1 or to 0.01 Animation Play

Rounding decimals to 10–1 or to 10–2 Student activity Play

Rounding large numbers Whiteboard exercise Play

Rounding to the nearest power of 10 Whiteboard exercise Play

Run for a place value! – a game Game Play

Scientific notation – remedial Animation Play

Sequences and fractions Student activity Play

Sequences of numbers Student activity Play

Sets and subsets Student activity Play

Sets and subsets Whiteboard exercise Play

Sewing a jacket and trousers Whiteboard exercise Play

Sewing clothes Whiteboard exercise Play

Sewing clothes Student activity Play

Short-sightedness and long-sightedness Whiteboard exercise Play

Sight defects Student activity Play